add scrollTo element

Author: Alexey Makhov

README.md

@@ -1,11 +1,30 @@
+Avito patched Selendroid
+========================
+
+Based on Selendroid 0.17.0. (`d4f5cf1`)
+
+Changes
+-------
+
+- Add scroll to element (`/wd/hub/session/:sessionId/element/:id/scrollTo`)
+
+Build
+-----
+
+```
+$ export MAVEN_OPTS="-Xms1024m -Xmx2048m -Xss2048k"
+$ mvn clean compile package
+```
+
+
 Selendroid
 ==========
 
 [![Build Status](https://travis-ci.org/selendroid/selendroid.png?branch=master)](https://travis-ci.org/selendroid/selendroid)
 
 Selendroid is a test automation framework which drives of the UI of Android native and hybrid applications (apps) and the mobile web with Selendroid. Tests are written using the Selenium 2 client API and for testing the application under test must not be modified. 
 
-Selendroid can be used on emulators and real devices and can be integrated as a node into the Selenium Grid for scaling and parallel testing. 
+Selendroid can be used on emulators and real devices and can be integrated as a node into the Selenium Grid for scaling and parallel testing.
 
 
 You want more details?

selendroid-server/src/main/java/io/selendroid/server/AndroidServlet.java

@@ -71,6 +71,7 @@ protected void init() {
     register(getHandler, new GetElementAttribute(
         "/wd/hub/session/:sessionId/element/:id/attribute/:name"));
     register(postHandler, new ClearElement("/wd/hub/session/:sessionId/element/:id/clear"));
+    register(postHandler, new ScrollToElement("/wd/hub/session/:sessionId/element/:id/scrollTo"));
     register(postHandler, new ClickElement("/wd/hub/session/:sessionId/element/:id/click"));
     register(getHandler,
         new GetElementDisplayed("/wd/hub/session/:sessionId/element/:id/displayed"));

selendroid-server/src/main/java/io/selendroid/server/handler/ScrollToElement.java

@@ -0,0 +1,24 @@
+package io.selendroid.server.handler;
+
+import io.selendroid.server.common.Response;
+import io.selendroid.server.common.SelendroidResponse;
+import io.selendroid.server.common.http.HttpRequest;
+import io.selendroid.server.model.AndroidElement;
+import io.selendroid.server.util.SelendroidLogger;
+import org.json.JSONException;
+
+public class ScrollToElement extends SafeRequestHandler {
+
+  public ScrollToElement(String mappedUri) {
+    super(mappedUri);
+  }
+
+  @Override
+  public Response safeHandle(HttpRequest request) throws JSONException {
+    SelendroidLogger.info("Scroll to element command");
+    String id = getElementId(request);
+    AndroidElement element = getElementFromCache(request, id);
+    element.scrollTo();
+    return new SelendroidResponse(getSessionId(request), "");
+  }
+}

selendroid-server/src/main/java/io/selendroid/server/model/AndroidElement.java

@@ -36,6 +36,8 @@ public interface AndroidElement {
 
   public String getText();
 
+  public void scrollTo();
+
   public void click();
 
   public void submit();

selendroid-server/src/main/java/io/selendroid/server/model/AndroidNativeElement.java

@@ -251,6 +251,11 @@ public String getText() {
     return null;
   }
 
+  @Override
+  public void scrollTo() {
+    scrollIntoScreenIfNeeded();
+  }
+
   @Override
   public void click() {
     waitUntilIsDisplayed();

selendroid-server/src/main/java/io/selendroid/server/model/AndroidRElement.java

@@ -62,6 +62,11 @@ public String getText() {
     throw new RuntimeException(NOT_IMPLEMENTED_ERROR_MSG);
   }
 
+  @Override
+  public void scrollTo() {
+    throw new RuntimeException(NOT_IMPLEMENTED_ERROR_MSG);
+  }
+
   @Override
   public void click() {
     throw new RuntimeException(NOT_IMPLEMENTED_ERROR_MSG);

selendroid-server/src/main/java/io/selendroid/server/model/AndroidWebElement.java

@@ -235,6 +235,11 @@ private Point getCenterCoordinates() {
     return new Point(topLeft.x + xSize / 2, topLeft.y+ ySize / 2);
   }
 
+  @Override
+  public void scrollTo() {
+    throw new RuntimeException("Not implemented yet");
+  }
+
   @Override
   public void click() {
     String tagName = getTagName();